Iimodyuli ze-LED ezinokusekwe kwi-CSP-COB
Inkcazo: Uphando lubonise ukuhambelana phakathi kombala wemithombo yokukhanya kunye nomjikelo we-circadian yabantu.Ukulungiswa kombala kwiimfuno zokusingqongileyo kuye kubaluleke ngakumbi nangakumbi kwizicelo zokukhanyisa ezikumgangatho ophezulu.Ukukhanya okugqibeleleyo kufuneka kubonise iimpawu ezikufutshane nokukhanya kwelanga kunye ne-CRI ephezulu, kodwa ngokufanelekileyo. ihambelana nobuntununtunu.Ukukhanya okuphakathi komntu (HCL) kufuneka kwenziwe ngobunjineli ngokwemeko engqongileyo enje ngosetyenziso oluninzi, amagumbi okufundela, ukhathalelo lwempilo, kunye nokudala i-ambience kunye nobuhle.IiModyuli ze-LED ezinokusetyenziswa ziphuhliswe ngokudibanisa iipakethe zesikali se-chip (CSP) kunye ne-chip ebhodini (COB) ubuchwepheshe.Ii-CSPs zidityanisiwe kwibhodi ye-COB ukuphumeza uxinaniso lwamandla aphezulu kunye nokufana kombala, ngelixa isongeza umsebenzi omtsha wokuhambisa umbala. Eli phepha lichaza uyilo, inkqubo, kunye nokusebenza kweemodyuli ze-LED kunye nokusetyenziswa kwayo ekukhanyeni okufudumeleyo kwe-LED kunye nokukhanya okulengayo.
Amagama angundoqo:I-HCL, izingqisho ze-Circadian, i-LED eTunable, i-CCT emibini, i-Warm Dimming, i-CRI
Intshayelelo
I-LED njengoko sisazi ukuba ikhona iminyaka engaphezu kwama-50.Uphuhliso lwakutsha nje lwee-LED ezimhlophe lulo oluzise emehlweni oluntu njengokutshintsha kweminye imithombo yokukhanya okumhlophe.Xa kuthelekiswa nemithombo yokukhanya yemveli, i-LED ayibonisi nje kuphela iingenelo zokonga amandla kunye nobomi obude, kodwa ikwavula umnyango Uyilo olutsha olubhetyebhetye lokudibanisa idijithali kunye nokuguqula umbala. Kukho iindlela ezimbini eziphambili zokuvelisa iidiode ezimhlophe ezikhupha ukukhanya (ii-WLEDs) ezivelisa ukukhanya okumhlophe okuphezulu. -kwaye udibanise imibala emithathu ukwenza ukukhanya okumhlophe.Omnye kukusebenzisa izinto ze-phosphor ukuguqula ukukhanya kwe-monochromatic blue okanye i-violet ye-LED ibe kukukhanya okumhlophe okubanzi, kakhulu ngendlela efanayo nebhalbhu yokukhanya esebenza ngayo. Kubalulekile ukuqaphela ukuba 'ubumhlophe' bokukhanya okuveliswayo kwenziwa ngobunjineli ukuze bulungele iliso lomntu, kwaye ngokuxhomekeke kwimeko kusenokungasoloko kufanelekile ukucinga ngako njengokukhanya okumhlophe.
Ukukhanyisa okuhlakaniphileyo yindawo ephambili kwisakhiwo esihlakaniphile kunye nesixeko esihlakaniphile namhlanje. Inani elikhulayo labavelisi lithatha inxaxheba kuyilo kunye nokufakwa kwezibane ezihlakaniphileyo kwizakhiwo ezintsha.Isiphumo kukuba isixa esikhulu seepateni zonxibelelwano ziphunyezwa kwiimpawu ezahlukeneyo zeemveliso. , ezifana ne-KNx ) BACnetP',DALI，ZigBee-ZHAZBA'，PLC-Lonworks, njl njl
Izibane ze-LED ezikwaziyo ukuhambisa umbala wokukhanya ohlukeneyo ziye zahlala kwimarike yokukhanyisa izakhiwo ukususela kwiintsuku zokuqala zokukhanya kwe-slid-state (SSL) .Nangona, ukukhanya okuguquguqukayo kombala kuhlala kungumsebenzi oqhubekayo kwaye kufuna umlinganiselo othile womsebenzi wesikolo owenziwe ekhaya. isicacisi ukuba ufakelo luzakuphumelela.Kukho iindidi ezintathu ezisisiseko zeentlobo zokulungiswa kombala kwizikhanyiso ze-LED: ukulungiswa okumhlophe, ubumnyama ukuya kukufudumala, kunye nokulungiswa kombala ogcweleyo.Zonke ezi ndidi zintathu zinokulawulwa ngumthumeli ongenazingcingo usebenzisa iZigbee, iWi-Fi, iBluetooth okanye ezinye iiprothokholi, kwaye zifakwe kwi-hardwired ekwakheni amandla.Ngenxa yolu khetho, i-LED ibonelela ngezisombululo ezinokwenzeka zokutshintsha umbala okanye i-CCT ukuhlangabezana nezingqisho ze-circadian.
Izingqisho zeCircadian
Izityalo kunye nezilwanyana zibonisa iipatheni zokuziphatha kunye neenguqu zomzimba malunga nomjikelo weeyure ezingama-24 eziphinda-phinda kwiintsuku ezilandelelanayo-ezi zizingqisho ze-circadian.
Isingqi se-circadian silawulwa yi-Melatonin enye yeehomoni ezinkulu eziveliswa engqondweni.Kwaye ibangela ukozela kwakhona.Izamkeli zeMelanopsin ziseta isigaba se-circadian ngokukhanya okuluhlaza ekuvukeni ngokuvala imveliso ye-melatonin".Ukutyhileka kumaza okukhanya afanayo aluhlaza ngokuhlwa kuya kuphazamisana nokulala kwaye kuphazamise isingqisho se-circadian. ukungena ngokupheleleyo kumanqanaba ahlukeneyo obuthongo, elixesha elibalulekileyo lokubuyisela emzimbeni womntu. Ngapha koko, iimpembelelo zokuphazamiseka kwe-circadian zidlulela ngaphaya kokuqonda emini kunye nokulala ebusuku.
Malunga nezingqisho zebhayoloji ebantwini zinokulinganiswa ngeendlela ezininzi ngokwesiqhelo, umjikelo wokulala/wokuvuka, ubushushu bomzimba obungundoqo, i-melatoninconcentration, i-cortisol concentration, kunye ne-Alpha amylase concentration8. Ukukhanya kokukhanya, ukuhanjiswa kwespectrum, ixesha kunye nobude bunokuphembelela inkqubo ye-circadian yabantu.Ixesha lokuvezwa kokukhanya linokuthi liqhubele phambili okanye lilibazise iwotshi yangaphakathi".Izingqisho ze-circadian ziya kuba nefuthe kwindlela umntu asebenza ngayo kunye nokuthuthuzela, njl. njl. Ukuya kwi-555nm (ummandla oluhlaza) Ke indlela yokusebenzisa iCCT etyhutywayo kunye nokuqina ekuphuculeni umgangatho wobomi kuya kubaluleke ngakumbi. Umbala we-LEDs oguqulekayo kunye nenkqubo yokulawula edibeneyo inokuphuhliswa ukuhlangabezana nokusebenza okuphezulu, iimfuno zokukhanya okunempilo .
Umzobo we-1 Ukukhanya kunempembelelo emibini kwiprofayili ye-melatonin yeeyure ezingama-24, umphumo obukhali kunye ne-Phase-Shifting effect.
Uyilo lwephakheji
Xa ulungisa ukukhanya kwe-halogen eqhelekileyo
isibane, umbala uya kutshintshwa.Nangona kunjalo, i-LED yesiqhelo ayikwazi ukwenza ubushushu bombala ngelixa itshintsha ukukhanya, ilinganisa utshintsho olufanayo lokukhanya okuqhelekileyo.Kwiintsuku zangaphambili, iibhalbhu ezininzi ziya kusebenzisa ii-LED ezikhokelwayo ezahlukeneyo zeCCT ezidityaniswe kwi-PCB boardto
tshintsha umbala wokukhanyisa ngokutshintsha umqhubi wangoku.Idinga uyilo lwemodyuli yokukhanya yesekethe entsonkothileyo ukulawula i-CCT, engeyonto ilula kumvelisi we-luminaire. Njengoko uyilo lokukhanyisa luqhubela phambili, isibane sokukhanyisa esidibeneyo njengezibane zamabala kunye nezibane ezisezantsi, zibiza ubungakanani obuncinci, iimodyuli eziphezulu ze-LED, ukwanelisa zombini ulungelelwaniso lombala kunye neemfuno zomthombo wokukhanya odibeneyo, ii-COB ezinombala onokuthi zivele kwimarike.
Kukho izakhiwo ezintathu ezisisiseko zeentlobo zemibala, eyokuqala, isebenzisa i-CCT CSP efudumeleyo kunye ne-CCT CsP epholileyo yokudibanisa kwibhodi ye-PCB ngokuthe ngqo njengoko kuboniswe kwi-Figure 2.Uhlobo lwesibini lwe-COB enokuthunwa kunye ne-LES ezaliswe yimivimbo emininzi ye-CCT ye-phosphor eyahlukileyo. i-silicones eboniswe kuMfanekiso
3.Kulo msebenzi, indlela yesithathu ithathwa ngokuxuba ii-LEDs zeCCT CSP ezifudumeleyo kunye ne-blue flip-chips kunye ne-solder esondeleyo encanyathiselwe kwi-substrate. Emva koko idama elikhanyayo elimhlophe elikhanyayo lisasazwa ukujikeleza ii-CSPs ezimhlophe ezifudumele kunye ne-blue flip-chips. Ekugqibeleni. , igcwele i-phosphor equlethwe i-silicone ukugqibezela imodyuli ye-COB yombala we-COB njengoko kuboniswe kwi-Fig.4.
Umzobo.4 Umbala ofudumeleyo we-CSP kunye ne-blue flip chip COB (Isakhiwo sesi-3- Uphuhliso lwe-ShineOn)
Xa kuthelekiswa noLwakhiwo 3, iSakhiwo soku-1 sinemiqobo emithathu:
(a) Ukuxuba umbala phakathi kwemithombo eyahlukeneyo yokukhanya kweCSP kwiiCCT ezahlukeneyo azifani ngenxa yokuhlukana kwe-silicone ye-phosphor ebangelwa yi-chips yemithombo yokukhanya ye-CSP;
(b) Umthombo wokukhanya we-CSP wonakaliswa ngokulula ngokubamba okubonakalayo;
(c) Umsantsa womthombo wokukhanya ngamnye we-CSP kulula ukubambisa uthuli ukubangela ukunciphisa i-lumen ye-COB;
Ulwakhiwo2 lukwanazo nezingeloncedo:
(a) Ubunzima kulawulo lwenkqubo yokuvelisa kunye nolawulo lweCIE;
(b) Ukuxuba imibala phakathi kwamacandelo eCCT ahlukeneyo akufani, ngakumbi kwipatheni yentsimi ekufutshane.
Umzobo 5 uthelekisa izibane ze-MR 16 ezakhiwe ngomthombo wokukhanya weSakhiwo 3 (ekhohlo) kunye neSakhiwo 1 (ekunene).Ukusuka emfanekisweni, sinokufumana iSakhiwo soku-1 sinomthunzi okhanyayo embindini wendawo yokukhupha, ngelixa ukuhanjiswa kokukhanya kweSakhiwo sesi-3 kufana ngakumbi.
Usetyenziso
Kwindlela yethu sisebenzisa iSakhiwo sesi-3, kukho uyilo lwesekethe ezimbini ezahlukeneyo zombala okhanyayo kunye nokukhanya okuqaqambileyo.Kwisekethe ye-channel eyodwa enemfuno elula yomqhubi, intambo ye-CSP emhlophe kunye nomtya we-flip-chip oluhlaza zixhunyiwe kwi-parallel.Kukho i-resistorin esisigxina yomtya weCSP.Nge-resistor, i-current current yahlula phakathi kwe-CSPs kunye nee-chips eziluhlaza okwesibhakabhaka okubangela utshintsho lombala kunye nokukhanya.Iziphumo ezicacileyo zokulungiswa ziboniswa kwiThebhile 1 kunye ne-Figure 6. Umbala wokuguqula umbala we-single-channel circuitis eboniswe kwi-Figure7.I-CCT iyanda njengoko umsinga wokuqhuba.Siye saqaphela ukuziphatha okubini kokulungisa enye ilinganisa ibhalbhu ye-halogen yesiqhelo kunye nenye ulungelelwaniso olungakumbi.Uluhlu lweCCT olunokuqhutywa lusuka kwi-1800K ukuya kwi-3000K.
Itheyibhile1.Utshintsho lwe-Flux kunye ne-CCT ngokuqhuba ngoku kwi-ShineOn enye i-channel COB Model 12SA
Umzobo 7CCT ukulungiswa kunye nejiko lomntu omnyama kunye nokuqhuba okwangoku kwisekhethi enye elawulwa yiCOB (7a) kunye nezi zimbini.
ukulungiswa kokuziphatha ngokukhanya okuzalanayo ngokubhekiselele kwisibane seHalogen(7b)
Olunye uyilo lusebenzisa i-dual-channel circuit apho ukucwangciswa kwe-CCT okuguqulekayo kubanzi kune-single-channelcircuit.Intambo ye-CSP kunye nentambo ye-flip-chip stringare yahlula ngombane kwi-substrate kwaye ngoko ifuna ukunikezelwa kwamandla okhethekileyo. ukuqhuba iisekethe ezimbini kwinqanaba langoku elifunwayo kunye nomlinganiselo.Inokulungiswa ukusuka kwi-3000k ukuya kwi-5700Kas eboniswe kwi-Figure 8 ye-ShineOn imodeli ye-COB ephindwe kabini ye-20DA.Itheyibhile 2 idwelise umphumo ocacileyo wokulungiswa okunokuthi ukulinganisa ngokusondeleyo utshintsho lokukhanya kwemini ukusuka kusasa ukuya kusihlwa.Ngokudibanisa ukusetyenziswa kwesivamvo sokuhlala kunye nokulawula. iisekethe, lo mthombo wokukhanya ulungelelanisiweyo unceda ukonyusa ukukhanya okuluhlaza okwesibhakabhaka emini kwaye unciphise ukuvezwa kukukhanya okuluhlaza ebusuku, ukukhuthaza impilo-ntle yabantu kunye nokusebenza komntu, kunye nemisebenzi yokukhanyisa ekrelekrele.
Isishwankathelo
IiModyuli ze-LED eziguqulelweyo zaphuhliswa ngokudibanisa
iiphakheji zesikali se-chip (CSP) kunye ne-chip ebhodini (COB) iteknoloji.I-CSPsand blue flip chip zidityanisiwe kwibhodi ye-COB ukuphumeza uxinaniso lwamandla aphezulu kunye nokufana kombala, ulwakhiwo lweetshaneli ezimbini lusetyenziselwa ukufikelela kwi-CCT ebanzi kwizicelo ezifana nezibane zentengiso.Ulwakhiwo lwetshaneli enye lusetyenziselwa ukufikelela kwi-dim-to-warm function emulating halogen isibane kwizicelo ezifana nekhaya kunye nokwamkela iindwendwe.
978-1-5386-4851-3/17/$31.00 02017 IEEE
Ukuvuma
Ababhali bangathanda ukuvuma inkxaso-mali evela kuPhando oluPhambili lweSizwe kunye noPhuhliso
Inkqubo yaseTshayina (Nombolo 2016YFB0403900).Ukongeza, inkxaso evela kubalingane baseShineOn (Beijing)
I-Technology Co, nayo yamkelwa ngombulelo.
Iimbekiselo
[1] Han, N., Wu, Y.-H.kunye neTang, Y,"uPhando lwesiXhobo se-KNX
I-Node kunye noPhuhliso oluSekwe kwi-Bus Interface Module ", i-29th Chinese Control Conference (CCC), i-2010, i-4346 -4350.
[2] I-Park, T. kunye neHong, SH , "Isindululo esitsha seNkqubo yoLawulo lweNethiwekhi ye-BACnet kunye neModeli yayo yeReferensi", iNkomfa ye-8 ye-IEEE yamazwe ngamazwe kwi-Industrial Informatics (INDIN), i-2010, i-28-33.
[3]Wohlers I, Andonov R. kunye noKlau GW,“DALIX: Ulungelelwaniso lweProtein yeDALI eLungileyo”, IEEE/ACM Transactions on Computational Biology and Bioinformatics, 10, 26-36.
[4] Dominguez, F, Touhafi, A., Tiete, J. kunye noSteen haut, K.,
"Ukuhlalisana kunye ne-WiFi yeMveliso yeZigBee ye-Automation yeKhaya", i-IEEE ye-19th Symposium yoNxibelelwano kunye neTekhnoloji yeVehicular kwi-Benelux (SCVT), i-2012, i-1-6.
[5] uLin, WJ, Wu, QX kunye ne-Huang, YW,"INkqubo yokuFunda yemitha ye-Automatic esekelwe kuNxibelelwano lwaMandla oMbane weLonWorks", iNkomfa yeZizwe ngeZizwe kwiTekhnoloji kunye ne-Innovation (ITIC 2009), i-2009,1-5.
[6] Ellis, EV, Gonzalez, EW, et al, "Ukuzilungisa ngokuzenzekela ukukhanya kwemini ngee-LED: Ukukhanya okuZinzileyo kwiMpilo kunye neNtlalontle", Iinkqubo zeNkomfa yoPhando lweNtwasahlobo ye-ARCC ka-2013, ngoMatshi, ngo-2013.
[7] Iqela leNzululwazi yokuKhanya iPhepha eliMhlophe,"Ukukhanya: indlela eya kwiMpilo kunye neMveliso", ngo-Epreli 25, 2016.
[8] Figueiro, MG, Bullough, JD, et al, "Ubungqina bokuqala botshintsho kwi-spectral sensitivity ye-circadian system ebusuku", I-Journal of Circadian Rhythms 3:14.NgoFebruwari 2005.
[9]Inanici, M,Brennan,M, Clark, E,"Spectral Daylighting
Ukulinganisa: IComputing Circadian Light", iNkomfa ye-14 ye-International Building Performance Simulation Association, Hyderabad, India, Dec.2015.